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Mach 1 Technical Specifications
Engine MOD 4.6L DOHC V8 (Aluminum Block)
Displacement 4.6L, 281 cu. in.
Horsepower @ rpm 305 @ 6000
Torque lb.-ft. @ rpm 320 @ 4250
Compression Ratio 10.1:1
Fuel System Sequential multi-port electronic fuel injection
Fuel Requirement Premium (91 octane minimum)
Exhaust System Stainless steel with chromed rolled tips
Transmission Type 5-speed manual or 4-speed automatic
Final Drive Ratio 3.55:1
Gear Ratios (Manual) 1st - 3.38; 2nd - 2.00; 3rd - 1.32; 4th - 1.00; 5th - 0.62; Rev. - 3.38
Chassis Construction Unitized body
Front Suspension Independent, modified MacPherson strut with Separate spring on lower arm and stabilizer bar
Springs 600 lb Helical coil, rubber-insulated, unique linear rate
Shock Absorbers Integral with Tokico strut, gas-pressurized, Hydraulic, unique valving
Stabilizer Bar 26.5 mm (1.04 in.) solid
Rear Suspension Four-bar link with coil springs on lower arm, unique horizontal axle damper and stabilizer bar
Springs 250 lb Helical coil, rubber-insulated; unique linear rate
Shock Absorbers Unique axle damper, gas-pressurized, hydraulic. Vertical Tokico shock absorbers with horizontal axle dampers, unique valving
Stabilizer Bar 23 mm solid (.905 in.) solid
Steering Power-assisted rack-and-pinion
Overall Ratio 15.3:1 on center
Turning Diameter, Curb-to-Curb 38.1 ft.
Brakes Front Calipers Aluminum dual piston, custom anodised painted
Rotors 330 mm (13 in.) Brembo vented
Rear Calipers Single piston
Rotors 296 mm (11.7 in.) Brembo vented
ABS/Traction Control Yes
Pedals
(Interior Upgrade Package 18G)		 Optional stainless steel pedal covers are positioned to provide better heel-to-toe relationship
Wheels 17 x 8-inch Magnum 500-style "Heritage Style" (5 spoke)
Tires Goodyear 245/45ZR17 Eagle ZR45
Dimensions  
Wheelbase 257.3 cm (101.3 in.)
Overall Length 465.3 cm (183.2 in.)
Overall Height 132.9 cm (52.35 in.)
Overall Width 185.6 cm (73.1 in.)
Tread Width (Front/Rear) 152.9 cm (60.2 in.)/153.9 cm (60.6 in.)
Curb Weight 3465 lbs. (manual) 3475 lbs. (automatic)
Front/Rear Seating Capacity 4
Aerodynamics Coefficient of Drag (Cd) 0.36
Luggage Capacity 10.9 cu. ft.
Passenger Volume 83.0 cu. ft.
Total Interior Volume 93.9 cu. ft.

Fuel Tank Capacity

 15.7 gal.
 

MACH 1                    vs.

GT

 vs.      Bullitt
Front Suspension
Springs 600 lbs./in. linear
(lowers car ½ in.)		 450 lbs./in. linear 600 lb/in. linear
(lowers car 3/4")
Struts 35 mm piston, Tokico valve shocks 32 mm piston, valve shocks 35 mm piston,
custom valved struts
Stabilizer Bar 26.5 mm (1.04 in.) solid 26.5 mm (1.04 in.) solid 28mm tubular
 
Rear Suspension
Springs 250 lbs./in. linear
(lowers car ½ in.)		 210 lbs./in. linear 250 lb/in. linear
(lowers car 3/4")
Shocks 30 mm piston, Tokico valve shocks 30 mm piston 30 mm piston, custom valved shocks
Stabilizer Bar 23 mm (.905 in.) solid 23 mm (.905 in.) tubular 21 mm tubular
 
Brakes
Front
Calipers Twin piston aluminum painted Twin piston aluminum Dual piston aluminum,
custom painted
Rotors 330 mm (13 in.) Brembo vented 276 mm (10.8 in.) Brembo vented 330 mm vented Brembo
 
Rear
Calipers Single Piston Single Piston Single piston
Rotors 296mm (11.7 in.) Brembo vented 267mm (10.5 in.) solid Brembo vented 296 mm vented Bembo
ABS/T.C. Yes Yes Yes
Misc. Subframe connectors N/A Subframe connectors
 
Engine
Engine Layout Front Engine,
rear-wheel drive		 Front Engine,
rear-wheel drive		 Front Engine,
rear-wheel drive
Engine Type MOD 4.6L DOHC V-8
Aluminum Block		 MOD 4.6L SOHC V-8 4.6L SOHC V-8
Displacement 4.6L, 281 cu. in. 4.6L, 281 cu. in. 4.6L, 281
Horsepower @ rpm 305 @ 6000 265 @ 5000 265 @ 5000 Ford has updated to 275
Torque lb-ft. @ rpm 320 @ 4250 305 @ 4000 (manual) 305 @ 4000
Compression Ratio 10.1:1 9.4:1 9.4:1
Bore and Stroke 90.2 mm x 90 mm
(3.55 in. x 3.54 in.)		 90.2 mm x 90 mm
(3.55 in. x 3.54 in.)		 3.6" x 3.6"
Fuel System Sequential multi-port
Electronic fuel injection 		Sequential multi-port
Electronic fuel injection		 Sequential multi-port electronic fuel injection
Fuel Requirement Premium (91 octane minimum) Regular (87 octane minimum) 87 octane (minimum)
Exhaust System Stainless steel with
Chromed rolled tips		 Stainless steel with
Polished rolled tips		 Retuned, stainless steel with catalytic converters
MPG CITY/HWY 17/25 (5-speed manual)   17/25 (5-speed manual)

 

MACH 1 Engine Specifications Description Specification
GENERAL SPECIFICATIONS
Displacement 4.6L (4V) (281 CID) Aluminum Block.
Number of Cylinders 8
Bore and Stroke 90.2 x 90.0 mm (3.55 x 3.54 inch)
Firing Order 1-3-7-2-6-5-4-8
Oil Pressure (HOT 1500 RPM) 138-310 kPa
Drive Belt Tension a
Combustion Chamber Volume (cc) 52.6±0.5 cm c
Valve Seats
· Width-Intake
1.8-2.2 mm (0.071-0.086 inch)
· Width-Exhaust
1.8-2.2 mm (0.071-0.086 inch)
· Angle
45 degrees
· Runout (T.I.R.) Max
0.05 mm (0.002 inch)
Valve Arrangement (Front-to-Rear) c
· (Left Hand) Intake:
S-P-S-P-S-P-S-P
· Exhaust:
E-E-E-E-E-E-E-E
· (Right Hand) Intake:
P-S-P-S-P-S-P-S
· Exhaust: (C)
E-E-E-E-E-E-E-E
Valve Stem to Guide Clearance
· Intake
0.020-0.069 mm (0.00078-0.00272 inch)
· Exhaust
0.046-0.095 mm (0.0018-0.0037 inch)
Valve Head Diameter
· Intake
37 mm (1.46 inch)
· Exhaust
30 mm (1.18 inch)
· Gauge Diameters
35.0 and 28.0 mm (1.378-1.102 inch)
Valve Face Runout Limit 0.05 mm (0.002 inch)
Valve Face Angle 45.5 degrees
Valve Stem Diameter (Std)
· Intake
6.975-6.995 mm (0.2754-0.2746 inch)
· Exhaust
6.949-6.970 mm (0.2744-0.2736 inch)
Valve Springs
· Compression Pressure (N (Lb) @ Spec Length)

Intake
711.47 N @ 26.19 mm (159.9 Lb-Ft @ 1.031 inch)
· Exhaust
711.47 N @ 26.19 mm (159.9 Lb-Ft @ 1.031 inch)
· Free Length (Approximate)

Intake
42.16 mm (1.6598 inch)
· Exhaust
42.16 mm (1.6598 inch)
· Installed Pressure (N (Lb-Ft) @ Spec. Length)

· Intake
289.1 N @ 36.14 mm (64.99 Lb-Ft @ 1.4228 inch)
· Exhaust
289.1 N @ 36.14 mm (64.99 Lb-Ft @ 1.4228 inch)
· Service Limit
10% Pressure Loss @ 28.02 mm (1.103 inch)
Roller Follower
· Ratio
1.8:1
Hydraulic Lash Adjuster
· Diameter (Std)
16.000-15.988 mm (0.6299-0.6294 inch)
· Clearance to Bore
0.018-0.069 mm (0.000709-0.002717 inch)
· Service Limit
0.016 mm (1.0006299 inch)
· Hydraulic Leakdown Rated
5-25 seconds
· Collapsed Lash Adjuster Gap-Desired
0.80-1.20 mm (0.0315-0.0472 inch)
CAMSHAFT
Theoretical Valve Lift @ Zero Lash
· Intake (Primary)
10.0 mm (0.3937 inch)
· Intake (Secondary)
10.0 mm (0.3937 inch)
· Exhaust
10.0 mm (0.3937 inch)
End Play 0.025-0.165 mm (0.00098-0.00649 inch)
· Service Limit
0.190 mm (0.007480 inch)
Journal to Bearing Clearance 0.025-0.076 mm (0.00098-0.002992 inch)
· Service Limit
0.100 mm (0.003937 inch) MAX
Journal Diameter (All) 26.962-26.936 mm (1.0615-1.0605 inch)
Bearing Inside Diameter (All) 27.012-26.987 mm (1.0635-1.0625 inch)
Front Bearing Location e
CYLINDER BLOCK
· Head Gasket Face Flatness
0.15 mm (0.006 in) MAX overall
· Head Gasket Surface Finishb

Main Bearing Bore Diameter 72.400-72.424 mm (2.8504-2.8513 inch)
CRANKSHAFT
Main Bearing Journal Diameter 67.481-67.505 mm (2.6567269-2.6576718 inch)
Connecting Rod Journal
· Diameter
52.983-53.003 mm (2.085941-2.086728 inch)
Crankshaft Free End Play 0.130-0.301 mm (0.005118-0.011850 inch)
Crankshaft Runout to Rear Face of Block 0.050 mm (0.01969 inch) MAX
Connecting Rod Bearings
Clearance to Crankshaft
· Desired
0.027-0.069 mm (0.0010629-0.0027165 inch)
· Allowable
0.027-0.069 mm (0.0010629-0.0027165 inch)
Bearing Wall Thickness (Std)f 1.920-1.928 mm (0.075591-0.075905 inch)
Main Bearings
Clearance to Crankshaft
· Desired
0.025-0.045 mm (0.00098-0.00177 inch)
· Allowable
0.025-0.050 mm (0.00098-0.00197 inch)
Bearing Wall Thickness (Std) f 2.451 mm (0.0965 inch)
Connecting Rod
· Pin Bore Diameter
22.012-22.024 mm (0.86661-0.86708 inch)
· Crankshaft Bearing Bore Diameter
56.866-56.886 mm (2.23881-2.23960 inch)
· Length (Center-to-Center)
150.7 mm (5.933 inch)
Alignment (Bore-To-Bore Max. Diff.)g
· Twist
0.050 per 25 mm (0.00197 per 0.9843 inch)
· Bend
0.038 per 25 mm (0.00150 per 0.9843 inch)
Side Clearance (Assembled to Crank)
· Standard
0.15-0.45 mm (0.00591-0.01772 inch)
· Service Limit
0.50 mm (0.01969 inch) MAX
CYLINDER BORE AND PISTON
Cylinder Bore
Diameterh
· Surface Finish (RMS)
0.2-0.6 Microns
· Out-of-Round Limit
0.015 mm
· Out-of-Round Service Limit
0.020 mm
· Taper Service Limit
0.006 mm
Piston
· Diameteri
.028 mm (.0010 inch)
· Coded Red 1
90.167-90.188 mm (3.299-3.5505 inch)
· Coded Blue 2
90.180-90.195 mm (3.5504-3.5510 inch)
· Coded Yellow 3
90.198-90.208 mm
Coated Piston-to-Bore Clearance -0.010/+0.026 mm (-0.0003937/+0.0010236 inch)
Pin Bore Diameter 21.9985-22.0025 mm (0.866081-0.866238 inch)
Ring Groove Width
· Compression (Top)
1.230-1.250 mm (0.484-0.0492 inch)
· Compression (Bottom)
1.520-1.540 mm (0.05984-0.06062 inch)
· Oil Ring
3.030-3.055mm
Piston Pin
· Length
61.601-62.030 mm (2.42523-2.44212 inch)
· Diameter
22.0005-22.0030 mm (0.8661596-0.8662581 inch)
Pin to Piston Fitj -0.0045/+0.002 mm (-0.000177/+0.0000787 inch)
Pin to Rod Clearance
· Standard
0.004-0.0175 mm (0.000157-0.00689 inch)
· Service Limit
0.035 mm (0.001378 inch)
Oil Ring 1.15 mm (0.04528 inch) MAX
· Side Clearance
.075-.1000 mm (.0030-.0040 inch)
· Compression (Top)
0.0090-0.0235 mm (0.000354-0.000925 inch)
· Compression (Bottom)
0.030-0.080 mm (0.00118-0.00315 inch)
· Oil Ring
Snug Fit
Ring Gapk
· Compression (Top)
.150-.300 mm (.006-0.0018 inch)
· Compression (Bottom)
0.300-0.550 mm (0.0018-0.0022 inch)
· Oil Ring (Steel Rail)
0.15-0.66 mm (0.00591-0.02598 inch)
Piston Rings
· Ring Gap

· Compression (Top)
1.00 mm (0.03937 inch) MAX
· Compression (Bottom)
1.00 mm (0.03937 inch) MAX
· Service Limit
1.15 mm (0.04528 inch) MAX
LUBRICATION SYSTEM
Oil Capacity (Quarts U.S.) 6 ± 0.25l

a Newly Installed-Refers to the condition of the "NEW" drive belt before the engine has made no more than one rotation and before the belt has had a chance to stretch or seat into the pulley grooves.
c P=Primary, S=Secondary, E=Exhaust
d Time necessary for plunger to leak down 1.6 mm of travel with 222 N force and leak down fluid in tappet.
e Distance front edge of bearing is installed below front face of cylinder block.
f 0.050 Undersize-add 0.025 to standard thickness.
g Pin bore and crank bearing bore must be parallel and in same vertical plane within the specified total difference when measured at the ends of a 203 mm bar, 101.5 mm on each side of rod centerline.
h Cylinder Bore Diameter
Red-90.200-90.213
Blue-90.213-90.226
Yellow-90.226-90.239
i Measured at 42 mm from piston dome, at 90 degrees to the piston pin.
j Piston pin outer diameter is larger than piston pin bore, providing a possible interference fit.
k Specification in 90.200 mm diameter gauge.
l With installation of a new filter.


Drive Belt Tension Belt Type Belt Tension
6 Rib (Fixed)a 110-120 Lbs

a "Fixed" refers to systems with manually-adjusted centers which are bolted in place and considered fixed.


Torque Specifications Description Nm lb-ft lb-in
Camshaft sprocket bolt 115 85 -
Connecting rod bolt a a a
Engine front cover bolt a a a
Drive belt tensioner bolts 25 18 -
Cylinder head bolt a a a
Pulley to crankshaft bolt a a a
EGR valve to intake manifold a a a
Exhaust manifold studs 25 18 -
Lower intake manifold-to-cylinder head bolt a a a
Main bearing cap bolt a a a
Oil filter adapter bolt 25 18 -
Oil bypass filter to adapter 50 37 -
Oil pump screen cover and tube-to-oil pump bolt 10 - 89
Oil pan-to-cylinder block bolt a a a
Oil pan-to-engine front cover bolts a a a
Oil pump-to-cylinder block bolt 10 - 89
Oil pump screen and pickup tube-to-main bearing cap stud spacer bolt 25 18 -
Coolant pump pulley bolts 25 18 -
Valve cover bolt 10 - 89
Coolant pump-to-cylinder block bolt 25 18 -
EGR valve to exhaust manifold tube nuts 40 30 -
Power steering pump to engine 25 18 -
Outlet heater hose stud bolts 25 18 -
Camshaft cap cluster to cylinder head 10 - 89
Timing chain tensioner bolts-primary 25 18 -
Timing chain tensioner bolts-secondary 10 - 89
A/C compressor bolts 25 18 -
Ignition coil cover bolts 10 - 89
Generator mounting bracket retainers 10 - 89
Flexplate bolts 80 59 -
Flywheel bolts 85 63 -
Torque converter nuts 36 27 -
Oil level indicator tube retainer 10 - 89
Primary timing chain guide-to-engine bolts 10 - 89
Oil pump screen and pickup tube spacer to main bearing stud 25 18 -
Accelerator cable bracket 10 - 89
Belt idler pulley bolt 25 18 -
Sub-frame brace nuts 41 30 -
Air intake scoop bolts 25 18 -
Air intake scoop bracket bolt 25 18 -
Air intake scoop bracket nuts 25 18 -
Air intake scoop bracket throttle body nut 9 - 80
Exhaust gas recirculation (EGR) vacuum regulator solenoid bolts 10 - 89